Energy for 7.25 xx 10^(15) photons of 5.37 xx 10^(14)S^(-1) frequently in Einstein unit is

Energy for 7.25 xx 10^(15) photons of 5.37 xx 10^(14)S^(-1) frequently

1.	Energy for 7.25 xx 10^(15) photons of 5.37 xx 10^(14)S^(-1) frequently in Einstein unit is
Answer» ANSWER :`1.20 XX 10^(-8)` EINSTEIN